Home / 2,107,669.56-3,161,506.62-986,525.88

Finding the Fourth Proportional to 2,107,669.56, 3,161,506.62 and 986,525.88

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Solution

The fourth proportional to 2,107,669.56, 3,161,506.62 and 986,525.88 is: 1,479,789.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,107,669.56 : 3,161,506.62 = 986,525.88 : x
  2. Step 2: Convert to fraction form
    2,107,669.56/3,161,506.62 = 986,525.88/x
  3. Step 3: Cross multiply
    2,107,669.56x = 3,161,506.62 × 986,525.88
  4. Step 4: Simplify right side
    2,107,669.56x = 3,118,908,100,421.33
  5. Step 5: Solve for x
    x = 3,118,908,100,421.33/2,107,669.56
  6. Step 6: Final answer
    x = 1,479,789.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.